Measurement Circuit
AssemblyTransimpedance amplifier and ADC convert test device current to display voltage while protecting from overcurrent. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Measurement Circuit parts and their functions
4 top-level parts · 4 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Transimpedance Amplifier | 1× | Transimpedance amplifier, selectable gain |
| 2 | Current Sense Resistor | 1× | Precision shunt for current measurement |
| 3 | Display Buffer Amplifier | 1× | Low-impedance buffer to CRT Y input |
| 4 | Monitoring ADC | 1× | 12-bit ADC for digital readout |
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Bill of materials for Measurement Circuit
4 top-level lines · 4 rows shown · 4 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Transimpedance Amplifier | curve-tracer-tia | 1× | 1 | · | part |
| 2 | Current Sense Resistor | curve-tracer-current-sense-resistor | 1× | 1 | · | part |
| 3 | Display Buffer Amplifier | curve-tracer-output-buffer | 1× | 1 | · | part |
| 4 | Monitoring ADC | curve-tracer-adc-monitor | 1× | 1 | · | part |
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Where the measurement circuit is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
Sourcing: possible vendors
Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
|
🇨🇳Foxconn
foxconn.com ↗
|
Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |